This chapter gives an overview of a practical understanding of determining the risk of corporate fraud. Focusing on the three main factors; the habit of corporate fraud, the incentive to commit corporate fraud and the possibility of committing corporate fraud. These factors relate to the corporate fraudster's tendencies and the corporate fraudster’s environment that enables fraudulent behavior. It also introduces a rudimentary risk calculation formula based on these three factors, providing a practical basis for fraud detection tools to be developed.